The Direct Drive Rotation (DDR) is a DC powered tool that provides the rotational torque forces for a wide range of mechanical services. The DDR is run in combination with PowerTrac®, which provides the rolling anchor to counter rotational forces, weight on bit and conveyance in deviated wells.
DDR 212 | DDR 318 | |
Tool body outer diameter | 2.500 inches / 63.5 mm | 3.125 inches / 79.4mm |
Tool length | 8.0 ft. / 2.44m | 8.7 ft. / 2.65m |
Pressure rating | 20,000 psi / 1,379 bar | 20,000 psi / 1,379 bar |
Temperature rating | 177 °C/350 °F | 177 °C/350 °F |
Design torque | ≤110 Nm | ≤110 Nm |